package com.chat.config;

import com.chat.json.JacksonObjectMapper;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.http.converter.HttpMessageConverter;
import org.springframework.http.converter.json.MappingJackson2HttpMessageConverter;
import org.springframework.web.servlet.config.annotation.CorsRegistry;
import org.springframework.web.servlet.config.annotation.InterceptorRegistry;
import org.springframework.web.servlet.config.annotation.ResourceHandlerRegistry;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurationSupport;
import springfox.documentation.builders.ApiInfoBuilder;
import springfox.documentation.builders.PathSelectors;
import springfox.documentation.builders.RequestHandlerSelectors;
import springfox.documentation.service.ApiInfo;
import springfox.documentation.spi.DocumentationType;
import springfox.documentation.spring.web.plugins.Docket;

import java.util.List;

/**
 * 配置类，注册web层相关组件
 */
@Configuration
@Slf4j
public class WebMvcConfiguration extends WebMvcConfigurationSupport {
    @Override
    public void addCorsMappings(CorsRegistry registry) {
        registry.addMapping("/**") // 允许跨域请求的所有路径
                .allowedOrigins("http://localhost:7070") // 允许的源
                .allowedMethods("GET", "POST", "PUT", "DELETE", "OPTIONS") // 允许的请求方法
                .allowedHeaders("*") // 允许的请求头
                .allowCredentials(true); // 是否允许发送Cookie
    }


/*    @Autowired
    private JwtTokenAdminInterceptor jwtTokenAdminInterceptor;

    @Autowired
    private JwtTokenUserInterceptor jwtTokenUserInterceptor;
    *//**
     * 注册自定义拦截器
     *
     * @param registry
     *//*
    protected void addInterceptors(InterceptorRegistry registry) {
        log.info("开始注册自定义拦截器...");
        log.info("管理端拦截器");
        registry.addInterceptor(jwtTokenAdminInterceptor)
                .addPathPatterns("/admin/**")
                .excludePathPatterns("/admin/employee/login");

        log.info("用户端拦截器");
        registry.addInterceptor(jwtTokenUserInterceptor)
                .addPathPatterns("/user/**")
                .excludePathPatterns("/user/user/login")
                //登录之前获取店铺营业状态
                .excludePathPatterns("/user/shop/status");
    }*/

    /**
     * 通过knife4j生成接口文档
     * @return
     */
    @Bean
    public Docket docket1() {
        log.info("准备生成接口文档...");
        ApiInfo apiInfo = new ApiInfoBuilder()
                .title("趣拼车项目接口文档")
                .version("2.0")
                .description("趣拼车项目接口文档")
                .build();
        Docket docket = new Docket(DocumentationType.SWAGGER_2)
                .groupName("管理端接口")
                .apiInfo(apiInfo)
                .select()
                .apis(RequestHandlerSelectors.basePackage("com.chat.controller.admin"))
                .paths(PathSelectors.any())
                .build();
        return docket;
    }
    @Bean
    public Docket docket2() {
        log.info("准备生成接口文档...");
        ApiInfo apiInfo = new ApiInfoBuilder()
                .title("趣拼车项目接口文档")
                .version("2.0")
                .description("趣拼车项目接口文档")
                .build();
        Docket docket = new Docket(DocumentationType.SWAGGER_2)
                .groupName("用户端接口")
                .apiInfo(apiInfo)
                .select()
                .apis(RequestHandlerSelectors.basePackage("com.chat.controller.user"))
                .paths(PathSelectors.any())
                .build();
        return docket;
    }

    /**
     * 设置静态资源映射
     * @param registry
     */
    protected void addResourceHandlers(ResourceHandlerRegistry registry) {
        registry.addResourceHandler("/doc.html").addResourceLocations("classpath:/META-INF/resources/");
        registry.addResourceHandler("/webjars/**").addResourceLocations("classpath:/META-INF/resources/webjars/");
    }


    /*
    扩展Spring MVC框架的消息转换器
    * */
    @Override
    protected void extendMessageConverters(List<HttpMessageConverter<?>> converters) {
        log.info("扩展消息转换器......");
        //创建一个消息转换器对象
        MappingJackson2HttpMessageConverter converter = new MappingJackson2HttpMessageConverter();
        //为消息转换器设置一个对象转换器 对象转换器可以将Java对象序列化为Json数据
        converter.setObjectMapper(new JacksonObjectMapper());
        //将自己的消息转换器加入容器中 并使用排序0优先操作
        converters.add(0,converter);

    }
}
